(slang, Britain, Australia, especially in set phrases) The ear.

any of the marine mollusks of the class Scaphopoda, which look similar to elephant tusks.

(zoology) carrier shell (family Xenophoridae)

Any marine snail of the family Xenophoridae, which cements stones and shell fragments to its own shell.

A long, thin-shelled bivalve, Zenatia acinaces

(South Africa) sand dollar

A small housing or rigid canopy mounted on the rear bed of a pickup truck, originally for camping but now often for utility and storage purposes.

(zoology) Any member of the sea snail genus Vermetus.

Any species of the brachipod genus Lingula.

(zoology) A marine gastropod of the genus Crepidula. The species are numerous. / (zoology) A marine univalve shell of the genus Cymbium, syn. Cymba.